+function($){'use strict';var Affix=function(element,options){this.options=$.extend({},Affix.DEFAULTS,options)
this.$target=$(this.options.target).on('scroll.bs.affix.data-api',$.proxy(this.checkPosition,this)).on('click.bs.affix.data-api',$.proxy(this.checkPositionWithEventLoop,this))
this.$element=$(element)
this.affixed=null
this.unpin=null
this.pinnedOffset=null
this.checkPosition()}
Affix.VERSION='3.3.6'
Affix.RESET='affix affix-top affix-bottom'
Affix.DEFAULTS={offset:0,target:window}
Affix.prototype.getState=function(scrollHeight,height,offsetTop,offsetBottom){var scrollTop=this.$target.scrollTop()
var position=this.$element.offset()
var targetHeight=this.$target.height()
if(offsetTop!=null&&this.affixed=='top')return scrollTop<offsetTop?'top':false
if(this.affixed=='bottom'){if(offsetTop!=null)return(scrollTop+this.unpin<=position.top)?false:'bottom'
return(scrollTop+targetHeight<=scrollHeight-offsetBottom)?false:'bottom'}
var initializing=this.affixed==null
var colliderTop=initializing?scrollTop:position.top
var colliderHeight=initializing?targetHeight:height
if(offsetTop!=null&&scrollTop<=offsetTop)return 'top'
if(offsetBottom!=null&&(colliderTop+colliderHeight>=scrollHeight-offsetBottom))return 'bottom'
return false}
Affix.prototype.getPinnedOffset=function(){if(this.pinnedOffset)return this.pinnedOffset
this.$element.removeClass(Affix.RESET).addClass('affix')
var scrollTop=this.$target.scrollTop()
var position=this.$element.offset()
return(this.pinnedOffset=position.top-scrollTop)}
Affix.prototype.checkPositionWithEventLoop=function(){setTimeout($.proxy(this.checkPosition,this),1)}
Affix.prototype.checkPosition=function(){if(!this.$element.is(':visible'))return
var height=this.$element.height()
var offset=this.options.offset
var offsetTop=offset.top
var offsetBottom=offset.bottom
var scrollHeight=Math.max($(document).height(),$(document.body).height())
if(typeof offset!='object')offsetBottom=offsetTop=offset
if(typeof offsetTop=='function')offsetTop=offset.top(this.$element)
if(typeof offsetBottom=='function')offsetBottom=offset.bottom(this.$element)
var affix=this.getState(scrollHeight,height,offsetTop,offsetBottom)
if(this.affixed!=affix){if(this.unpin!=null)this.$element.css('top','')
var affixType='affix'+(affix?'-'+affix:'')
var e=$.Event(affixType+'.bs.affix')
this.$element.trigger(e)
if(e.isDefaultPrevented())return
this.affixed=affix
this.unpin=affix=='bottom'?this.getPinnedOffset():null
this.$element.removeClass(Affix.RESET).addClass(affixType).trigger(affixType.replace('affix','affixed')+'.bs.affix')}
if(affix=='bottom'){this.$element.offset({top:scrollHeight-height-offsetBottom})}}
function Plugin(option){return this.each(function(){var $this=$(this)
var data=$this.data('bs.affix')
var options=typeof option=='object'&&option
if(!data)$this.data('bs.affix',(data=new Affix(this,options)))
if(typeof option=='string')data[option]()})}
var old=$.fn.affix
$.fn.affix=Plugin
$.fn.affix.Constructor=Affix
$.fn.affix.noConflict=function(){$.fn.affix=old
return this}
$(window).on('load',function(){$('[data-spy="affix"]').each(function(){var $spy=$(this)
var data=$spy.data()
data.offset=data.offset||{}
if(data.offsetBottom!=null)data.offset.bottom=data.offsetBottom
if(data.offsetTop!=null)data.offset.top=data.offsetTop
Plugin.call($spy,data)})})}(jQuery);